When someone updates their Social Media page with exactly how they're feeling emotionally at that point in time.

Usually reserved for feminine types who want to tell the world of their love, hopes, despair etc. For some, it's an annoying byproduct of social media that you have to put up with. But many people live off it and give a heartfelt comment in reply.

Joe: it's KILLING me not to be able to come see you. literally feel my heart breaking as i type this.